Samsung UN J5500AF Series Service Manual page 25

4. Troubleshooting
WIFI Module
„
Major check points
1. Check Wired MAC Address and Wireless MAC Address at
2. Check Wired MAC and Wireless MAC at
Wired MAC errors :
-
.
.
Model : UNXXJSXXXX
Wired MAC SUCCESS
Wireless MAC SUCCESS
WIFI Version : ****
.
.
Wireless MAC errors :
-
• Check the Wi-Fi Module Connector voltage.
If OK replace
-
Wi-Fi Signal
(500mv P-P)
Pins
Standby
Power ON
• All Measurements in the Chart are DC Volts with Multi Meter.
Voltage is normal, but Wi-Fi Sig. pins (DC Ref.) If you do not measure, Wi-Fi Module can possibly
defective.
4-4
Factory Mode
Main Board is defective.
Module.
1 2
0 0
.04Vdc Wi-Fi
0
Sig
Contact Samsung.
Wired MAC Address
Wireless MAC Address
screen. (Success/Failure)
Wired (SUCCESS)
Wireless (SUCCESS)
3 4
0 0
.04Vdc Wi-Fi
5.3 Vdc
Sig
5 6
.8 0
3.3 Vdc 3.3 Vdc